Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9423589 | Lens holder, lens driving device, camera device and electronic device | Kazuhiko Naito | 2016-08-23 |
| 8119043 | Method of making master for manufacturing optical disc and method of manufacturing optical disc | Shinichi Kai, Katsuhisa Aratani, Akira Kouchiyama, Yoshihiro Takemoto | 2012-02-21 |
| 7648671 | Method of making master for manufacturing optical disc and method of manufacturing optical disc | Shinichi Kai, Akira Kouchiyama, Katsuhisa Aratani, Yoshihiro Takemoto | 2010-01-19 |
| 6741802 | Elastic support assembly for disk device for disk recording apparatus with video camera | Yoshiaki Takano | 2004-05-25 |
| 6246829 | Recording medium driver | — | 2001-06-12 |
| 5043974 | Disc cartridge | — | 1991-08-27 |
| 4688206 | Device for opening and closing a shutter member of a disk cartridge | Masayuki Suzuki | 1987-08-18 |
| 4220879 | Brushless DC motor | Susumu Hoshimi | 1980-09-02 |